JPWO2008146365A1 - コントローラ及び記憶装置 - Google Patents

コントローラ及び記憶装置 Download PDF

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Publication number
JPWO2008146365A1
JPWO2008146365A1 JP2009516104A JP2009516104A JPWO2008146365A1 JP WO2008146365 A1 JPWO2008146365 A1 JP WO2008146365A1 JP 2009516104 A JP2009516104 A JP 2009516104A JP 2009516104 A JP2009516104 A JP 2009516104A JP WO2008146365 A1 JPWO2008146365 A1 JP WO2008146365A1
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JP
Japan
Prior art keywords
notch filter
notch
frequency
head
drive unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
JP2009516104A
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English (en)
Japanese (ja)
Inventor
有賀　敬治
敬治 有賀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Storage Device Corp
Original Assignee
Toshiba Storage Device Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Storage Device Corp filed Critical Toshiba Storage Device Corp
Publication of JPWO2008146365A1 publication Critical patent/JPWO2008146365A1/ja
Withdrawn legal-status Critical Current

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59605—Circuits
    • G11B5/59622—Gain control; Filters

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Control Of Position Or Direction (AREA)
JP2009516104A 2007-05-29 2007-05-29 コントローラ及び記憶装置 Withdrawn JPWO2008146365A1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/060914 WO2008146365A1 (fr) 2007-05-29 2007-05-29 Contrôleur et dispositif de stockage

Publications (1)

Publication Number Publication Date
JPWO2008146365A1 true JPWO2008146365A1 (ja) 2010-08-12

Family

ID=40074649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009516104A Withdrawn JPWO2008146365A1 (ja) 2007-05-29 2007-05-29 コントローラ及び記憶装置

Country Status (3)

Country Link
US (1) US20100079902A1 (fr)
JP (1) JPWO2008146365A1 (fr)
WO (1) WO2008146365A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5402649B2 (ja) * 2010-01-07 2014-01-29 株式会社安川電機 ノッチフィルタとそれを備えたモータ制御装置
CN112713867A (zh) * 2020-12-31 2021-04-27 深圳市雷赛软件技术有限公司 陷波器的配置方法及装置、陷波器

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0820905B2 (ja) * 1988-03-10 1996-03-04 富士通株式会社 サーボ位置決め装置
US4947093A (en) * 1988-11-25 1990-08-07 Micropolis Corporation Shock resistant winchester disk drive
US5006810A (en) * 1989-12-14 1991-04-09 Northern Telecom Limited Second order active filters
JP2970679B2 (ja) * 1990-06-02 1999-11-02 富士通株式会社 ヘッド位置決め制御装置
JP2714905B2 (ja) * 1992-01-31 1998-02-16 富士通株式会社 位置決め制御装置
US5402280A (en) * 1992-05-11 1995-03-28 Quantum Corp. Method and apparatus for runout correction due to disk slip or spindle imbalance
JPH06162526A (ja) * 1992-11-24 1994-06-10 Nikon Corp アクチュエータサーボ装置
JP2616746B2 (ja) * 1995-06-12 1997-06-04 日本電気株式会社 磁気ディスク装置
JP3111046B2 (ja) * 1997-09-24 2000-11-20 インターナショナル・ビジネス・マシーンズ・コーポレ−ション 周波数特性導出方法及び装置、ノッチフィルタ設定方法及び装置、ノッチフィルタ調整方法、制御装置、並びにディスク記憶装置
US6417982B1 (en) * 1998-12-02 2002-07-09 International Business Machines Corporation System and method for identifying and filtering a head suspension assembly resonance frequency
GB2354087B (en) * 1999-05-14 2003-04-02 Mitsubishi Electric Corp Servo control apparatus
US6674601B1 (en) * 1999-10-12 2004-01-06 Seagate Technology Llc Method and apparatus for electronically shifting mechanical resonance of an actuator system of a disc drive
JP4213850B2 (ja) * 2000-06-01 2009-01-21 富士通株式会社 ディスク装置の制御方法およびディスク装置
JP4283979B2 (ja) * 2000-08-21 2009-06-24 株式会社日立グローバルストレージテクノロジーズ 位置決め制御装置
JP4009589B2 (ja) * 2001-06-08 2007-11-14 デルファイ・テクノロジーズ・インコーポレーテッド 電気パワーステアリングシステムのための速度補償制御
US6710965B2 (en) * 2001-10-02 2004-03-23 Seagate Technology Llc Phase-advanced filter for robust resonance cancellation
JP2003228422A (ja) * 2002-02-04 2003-08-15 Canon Inc ステージ制御装置及び露光装置並びにデバイスの製造方法
JP3898686B2 (ja) * 2003-10-20 2007-03-28 ファナック株式会社 数値制御装置
KR100630721B1 (ko) * 2004-12-02 2006-10-02 삼성전자주식회사 하드디스크 드라이브의 트랙 탐색 제어 방법, 트랙 탐색제어 장치 그리고 이에 적합한 기록 매체
JP4676254B2 (ja) * 2005-05-31 2011-04-27 日立ビアメカニクス株式会社 ディジタルサーボ制御装置及びレーザ加工装置
JP4594898B2 (ja) * 2006-04-28 2010-12-08 東芝ストレージデバイス株式会社 ヘッド位置制御装置およびディスク装置
JP4904589B2 (ja) * 2007-06-14 2012-03-28 富士通株式会社 フィードバック制御系の設計方法、設計プログラム、および設計支援装置
JP4919986B2 (ja) * 2008-02-28 2012-04-18 株式会社東芝 位置決め制御システム

Also Published As

Publication number Publication date
US20100079902A1 (en) 2010-04-01
WO2008146365A1 (fr) 2008-12-04

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Effective date: 20110218